-extern void __set_dma_addr(dmach_t channel, void *addr);
-#define set_dma_addr(channel, addr) \
- __set_dma_addr(channel, bus_to_virt(addr))
+extern void __set_dma_addr(unsigned int chan, void *addr);
+#define set_dma_addr(chan, addr) \
+ __set_dma_addr(chan, bus_to_virt(addr))